Northampton (Burlington House, 369 Wellingborough Road, NN1)
Best for: Software and cyber security vendors that want an ABM specialist able to run 1:1 pursuits and scale an always-on programme across hundreds of accounts with AI-assisted research and content.
A Northampton B2B agency that describes itself as an award-winning specialist in ABM and demand generation. Its published ABM case studies include software and security vendors such as Immuta, TXOne and UiPath, and it holds several places on the B2B Marketing Awards 2026 shortlist, including best ABM campaign for TXOne.
- HUT 3's 'Delivering AI-Powered ABM at Scale Across Europe' for TXOne is shortlisted for best account-based marketing campaign at the B2B Marketing Awards 2026, and HUT 3 is on the shortlist for UK B2B marketing agency of the year.[8]
- HUT 3 has four entries on the 2026 shortlist for best AI-powered marketing transformation, including 'Building Talkdesk's ABM Engine' for Talkdesk and entries for TXOne and Mondi.[8]
- HUT 3 won Bronze for most commercially successful campaign at the B2B Marketing Awards 2025 with 'Turning Insight into Demand' for OneAdvanced.[9]
- HUT 3's case studies describe a 1:1 ABM programme for the data security company Immuta aimed at Volvo, and a scalable ABM framework for TXOne Networks, an OT and ICS cyber security specialist whose ABM effort spans more than 1,000 target accounts.[11][12]
- HUT 3 lists its registered company and office at Burlington House, 369 Wellingborough Road, Northampton.[10]
- HUT 3's site links a case study on helping UiPath target more than 30 accounts in six months.[11]
London, with teams in Dubai and Auckland
Best for: SaaS companies selling into enterprise buying groups that want a small, signal-led first account tier chosen with sales, and run alongside paid, content and CRM by one team.
A B2B growth marketing agency founded in 2022 with teams in London, Dubai and Auckland. Its SaaS ABM page describes tiering accounts by product fit, value, reachable buying group and sales capacity, using permitted product-usage signals, and expanding only after the first tier proves itself. This is MxD Digital's own description of its service.
- MxD Digital's SaaS ABM page says it tiers accounts by product fit, potential value, reachable buying group and sales capacity, keeps the first tier small, and expands the programme only when that tier proves it deserves more budget.[3]
- MxD Digital says SaaS deals often start with a user or functional team and then bring in security, IT, finance and procurement, and that it maps proof for users, technical reviewers and economic buyers.[3]
- MxD Digital says product usage can inform SaaS ABM only where the product and data setup permit it, combined with fit and sales context, and that it measures target-account coverage, activated users or teams, meetings, opportunities and expansion potential.[3]
- MxD Digital's SaaS page describes running land-and-expand ABM plays against the install base, and says it is built for post-PMF companies below $10M ARR.[5]
- MxD Digital says ABM is run by a dedicated ABM specialist, that it was founded in 2022, and that it operates from London, Dubai and Auckland.[1][2][6]
London (Tea Building, 56 Shoreditch High Street, E1)
Best for: B2B technology challengers that want creative-led ABM across deal-based, 1:1, 1:few and 1:many tiers.
A Shoreditch agency in the Selbey Anderson Group that calls itself a specialist creative ABM agency for B2B challengers and leaders. It won Gold for best ABM campaign at the B2B Marketing Awards 2025 for Multiverse, and Gold for best international campaign for Console Connect.
- Radish won Gold for best account-based marketing campaign at the B2B Marketing Awards 2025 with 'Turning FS Giants into AI Trailblazers' for Multiverse, and Gold for best international campaign with 'Challenger thinking. Giant moves' for Console Connect.[9]
- Radish describes itself as the specialist creative ABM agency for B2B challengers and leaders, offers deal-based, 1:1, 1:few and 1:many ABM, and lists its office at the Tea Building, 56 Shoreditch High Street, London.[13]
London (60 Great Portland Street, W1W), with offices in New York and San Francisco
Best for: Large software companies that want 1:1, 1:few and 1:many ABM from a big established team, or consulting help to build ABM in-house.
A Next15 business formed by uniting five agencies, including the ABM specialist Agent3 and Twogether. It lists ABM as its first service. Twogether topped B2B Marketing's UK ABM specialist list by gross income, and Agent3 won an ABM award for Splunk.
- Agent3's site says Agent3 Group is becoming Pretzl, formed by uniting Agent3, Publitek, This Machine, Twogether and Velocity, and Pretzl lists a London office at 60 Great Portland Street.[15][16]
- Pretzl says it designs and delivers scalable 1:1, 1:few and 1:many ABM programmes, or its consulting team helps clients build their own.[14]
- B2B Marketing ranked Twogether first in its list of UK ABM specialists, which is ordered by overall gross income rather than ABM quality.[7]
- B2B Marketing's case study reports that Agent3 won a best use of account-based marketing award for Splunk's observability push, using account-by-account personalisation at scale.[17]
- Twogether won Gold for best channel initiative at the B2B Marketing Awards 2025 for the ServiceNow Demand Center.[9]
London (Havas Village, 3 Pancras Square, N1C), with US offices
Best for: Technology and security software companies that want connected ABM run on intent platforms such as 6sense across several products, verticals and funnel stages.
A B2B demand agency with a London office at Havas Village. B2B Marketing ranked it second among UK ABM specialists by gross income, and its Trend Micro case study shows ABM run across verticals and products with 6sense audience targeting.
- Ledger Bennett came second in B2B Marketing's list of UK ABM specialists, which ranks agencies by overall gross income.[7]
- For the cyber security company Trend Micro, Ledger Bennett says it built connected ABM programmes across verticals, products and funnel stages, using 6sense for dynamic audience targeting, and reports $22m of pipeline and 4.3 times more account engagement.[19]
- Ledger Bennett lists a London office at Havas Village, 3 Pancras Square, N1C 4AG.[18]
Gerrards Cross, Buckinghamshire (Building 1, Chalfont Park, SL9)
Best for: Technology vendors, including SaaS and security firms, that want ABM combined with channel and partner marketing from a smaller strategy-led agency.
A Buckinghamshire B2B agency for technology and manufacturing clients whose specialisms are strategic sales and marketing, ABM, and channel development. B2B Marketing credited it as the ABM specialist behind its UK agency report, and it is shortlisted for UK B2B marketing agency of the year 2026.
- Ice Blue Sky is on the shortlist for UK B2B marketing agency of the year at the B2B Marketing Awards 2026.[8]
- At the B2B Marketing Awards 2025, Ice Blue Sky won Gold for best limited-budget campaign with 'In the thick of IT' for ITGL and Bronze for best channel initiative with the AVEVA Partner Games.[9]
- B2B Marketing credits Ice Blue Sky as the ABM specialist for its UK agency benchmarking report and quotes its CEO, Charlotte Graham-Cumming.[7]
- Ice Blue Sky lists SaaS, cyber security, enterprise applications and AI-driven applications among its technology areas, and publishes a case study on a full-year ABM programme for Ping Identity across nine EMEA sectors.[21][22]
- Ice Blue Sky lists its office at Building 1, Chalfont Park, Gerrards Cross, SL9 0BG.[20]
London (140-148 Borough High Street, SE1)
Best for: Post-PMF and scale-stage SaaS companies that want ABM run alongside demand generation, LinkedIn ads and website work by a SaaS-focused agency.
A London B2B agency focused on SaaS and tech companies, with ABM among its services alongside demand generation, paid search and social, SEO and SaaS website builds. It has strong verified client reviews on Clutch but no ABM-specific award evidence.
- Clutch lists Gripped as headquartered in London, founded in 2017, rated 4.9 out of 5 from 32 reviews, with account-based marketing at 10% of its service focus.[24]
- Gripped's ABM page is written for B2B SaaS and tech companies and describes account selection from firmographics, technographics and buying signals, multi-channel orchestration, sales alignment sessions and 30-day optimisation sprints.[23]
- Gripped lists its office at 140-148 Borough High Street, London SE1.[23]
London (32 Blackfriars Road, SE1)
Best for: Technology companies that already use, or plan to use, 6sense and want ABM, account-based sales and deal-based marketing from a London agency.
A London B2B full-funnel growth agency offering ABM and deal-based marketing. It describes itself as a tier one strategic partner of 6sense and was ranked fifth among UK ABM specialists by B2B Marketing.
- Gilroy came fifth in B2B Marketing's list of UK ABM specialists, which ranks by overall gross income.[7]
- Gilroy describes itself as a tier one strategic partner of 6sense, using the platform for creative content, media and digital.[26]
- Gilroy won Silver for best use of creative at the B2B Marketing Awards 2025 with 'See Risk: See Different' for Thales Group.[9]
- Gilroy offers account-based marketing and deal-based marketing as separate services, and lists its office at 32 Blackfriars Road, London SE1.[25][27]
London (The Clove Building, 4 Maguire Street, SE1), with seven other offices worldwide
Best for: Enterprise technology marketers that want account-based experience (ABX) and deal-based programmes from a large independent agency with intent data experience.
An independent global B2B agency of more than 250 people with London listed first among its offices. It runs ABX and deal-based programmes, says it was an early adopter of intent data and B2B CDPs, and is shortlisted for global B2B marketing agency of the year 2026.
- Transmission came third in B2B Marketing's list of UK ABM specialists, ranked by overall gross income, and is shortlisted for global B2B marketing agency of the year at the B2B Marketing Awards 2026.[7][8]
- Transmission's ABX service covers account-based and deal-based programmes, and the agency says it was an early adopter of intent data and B2B CDPs for account segmentation.[29]
- Transmission says it has more than 250 employees and lists a London office at The Clove Building, 4 Maguire Street, SE1.[28]